Sanwei Co., Ltd. Which is one of the earliest companies which studied and manufacturer satellite antenna.meanwhile, it&＃039;s also one of the first designated production manufacturers which are approved by Ministry of Information Industry of People&＃039;s Republic of China (MIIC). We mainly mannufacture ku band satellite antenna of 35cm, 45cm, 55cm, 60cm, 75cm, 80cm, 90cm, 120cm, 137cm, 150cm and c band satellite antenna of 120cm, 135cm, 150cm, 180cm, 210cm, 240cm. Our dishes are of standard size and of standard weight; Meanwhile, it has strong anti-rust power because of advanced pre-treatment technics and high quality powder coating. Moreover, the dishes aquires salt spray test report. Our dishes won’t rust within 5-10 years.